Calculate the solubility of solid Ca3(PO4)2 (Ksp = 1.3 x 10-32) in a 0.20 M Na3PO4 solution. Molar solubility = _____________________M Answer to 3 sf in the format 1.00e-10

If the molar solubility of Ni3(PO4)2 is 2.13 x 10-7 mol/L. Calculate the Ksp value for the solid.  Answer to 3 sf in the format 1.00e-10 Hint: DON’T SKIP STEPS

For the graph presented below, compute Cu and Cc, based on the following data: D60 = 0.41 mm D30 = 0.185 mm D10 = 0.09 mm    

The Standard Penetration Test, or SPT, involves driving a split spoon sampler using a hammer that weighs _________ lbs and is dropped from a height of _______ inches.

Sherburne Snow Removal’s cost formula for its vehicle operating cost is $2,510 per month plus $371 per snow-day. For the month of March, the company planned for activity of 18 snow-days, but the actual level of activity was 17 snow-days. The actual vehicle operating cost for the month was $8,460. The vehicle operating cost in the flexible budget for March would be closest to (PLEASE SHOW YOUR WORK BY USING THE HONORLOCK ON-SCREEN CALCULATOR):

In a Proctor Test (Standard or Modified), the moisture content corresponding to the maximum dry density is referred to as the:

In the below “Rock Cycle”, “A” and “B” are respectively:  

Gipple Corporation makes a product that uses a material with the quantity standard of 7.3 grams per unit of output and the price standard of $6.00 per gram. In January the company produced 3,400 units using 24,870 grams of the direct material. During the month the company purchased 27,400 grams of the direct material at $6.10 per gram.The materials quantity variance for January is (PLEASE SHOW YOUR WORK BY USING THE HONORLOCK ON-SCREEN CALCULATOR):

What is the new pH if 3.5 mL of 0.65M NaOH is added to the solution  of 0.026 moles of Na2HPO4 and 0.0225 moles of Na3PO4? (Ka = 3.6 x 10-13)?

The moist unit weight of a soil sample is determined to be 115 pounds per cubic feet (pcf) and its moisture content is noted to be 10%. What is the approximate dry unit weight of the sample?